Sienna AWD V6-3.5L (2GR-FE) (2007)
b. Install a new O-ring on the cap.
c. Sufficiently apply compressor oil to the fitting surfaces of the O-ring and the cap.
Compressor oil: ND-OIL 8 or equivalent
d. Using a hexagon wrench 14 mm (0.55 in.), install the cap to the cooler condenser assembly.
Torque: 2.9 N.m (30 kgf.cm, 25 in.lbf)